Features: 1) High luminous efficiency and high power, provides soft lighting 2) Energy saving, with long usage life (more than 6,000 hours) 3) Good color rendering index, rendering index: more than 80 4) Long life, high maintaining rate of lumen, enhancing efficiency of lighting, low cost of electricity and maintenance 5) Low temperature, multiple colors, provides an effective mode for saving energy 6) Adapted to stores, offices, schools and places suitable for high lighting 7) Recessed installation reduces ceiling space and avoids destroying the whole decorated effect 8) When matched with high efficient MIASSY ballast with low temperature, quick startup and without frequent twinkling 9) Various structures and sizes available 10) Voltage and frequency: 110 - 130V, 220 - 240V, 50/60Hz 11) Power: 5W, 7W, 9W, 11W